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怎样安全使用万用表
更新时间: 2020-09-21 00:00:00  

测量时应持测试笔。测量大电流大电压时,不要带电改变功能旋钮或量程选择旋钮。被测电量不能超过仪表的最大允许值。测量交流和直流迭加时,要考虑万用表各部分承受能力。使用完后,应将开关置于关位置,如无此档,可置于大电压档,长期不用,应取出电池。

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